Fel-Pro Performance Marine Gasket Sets 17124 Racepak These Aeroflow header bolts are

These Aeroflow header bolts are made from chrome moly 8740 material for high strength properties

Step-Up Spring - yellow (4" Hg)

while maintain perfect tension

Automotive Fittings Part Number: EDL-41433

Fel-Pro Performance Marine Gasket Sets 17124 Racepak These Aeroflow header bolts areBrand: Fel Pro Manufacturer's Part Number: 17124 Part Type: Engine Gasket Sets Product Line: Fel Pro Performance Marine Gasket Sets Automotive Fittings Part Number: FEL 17124 UPC: 614046653986 Gasket Set Type: Conversion set Head Gaskets Included: No Intake Gaskets Included: No Exhaust Manifold Gaskets Included: No Oil Pan Gasket Included: Yes Valve Cover Gaskets Included: No Water Pump Gaskets Included: Yes Rear Main Seal Included: Yes Rear Main Seal